java.lang.IllegalStateException:No primary or default constructor found for interface java.util.List

java.lang.IllegalStateException: No primary or default constructor found for interface java.util.List

原因：springboot测试List接口时JSON传参异常，接口接受不规范

解决：将对应Controller层的方法由原来的@GetMapping改成@PostMapping，并将@RequestBody放入对应List前